A secondary load path assembly comprising: a secondary load path comprising: a plate (60); a secondary nut (70); and a transfer plate (65) secured to the plate (60) and configured to connect the plate and the secondary nut in load transfer engagement, the transfer plate (65) having an opening (650) therethrough, an axis defined through the opening, and the secondary nut protruding axially through the opening; wherein, in a state in which load is not transmitted via the secondary load path, a clearance is provided between the secondary nut and the opening;
the assembly further comprising: a locking unit (80) configured to lock the secondary nut to the transfer plate when load is to be transmitted through the secondary path, the locking unit comprising a lock (100) arranged to axially move to a lock position in which it is located in the clearance between the secondary nut and the opening to lock the secondary nut to the transfer plate.